Philips LC7.1L LA Service Manual
  1. Manuals
  2. Brands
  3. Philips Manuals
  4. TV
  5. LC7.1L LA
  6. Service manual

Philips LC7.1L LA Service Manual

Chassis
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
Color Television
Contents
Waveforms
AmbiLight Inverter: FPGA Power & Control(AI1) 44
©
Copyright 2007 Philips Consumer Electronics B.V. Eindhoven, The Netherlands.
All rights reserved. No part of this publication may be reproduced, stored in a
retrieval system or transmitted, in any form or by any means, electronic,
mechanical, photocopying, or otherwise without the prior permission of Philips.
Published by WS 0771 BU CD Customer Service
Page
Contents
2
7
8
9
27
28
29
30
34
35
36
42
43
Diagram PWB
48-49
(AI2) 45
48-49
48-49
(AI4) 47
48-49
(B02) 50
61-70
61-70
61-70
61-70
(B04C) 54
61-70
61-70
61-70
61-70
Printed in the Netherlands
ME5P
ME5P
Subject to modification
Chassis
LC7.1L
LA
ME7
ME7
H_17260_000.eps
050707
Page
61-70
61-70
60
61-70
72
74
76
(F1) 77
84
(F2) 78
84
(F3) 78
84
(F4) 79
84
(F5) 80
84
(F6) 81
84
(F7) 82
84
84
86
87
89
94
101
103
108
114
EN 3122 785 17263

Advertisement

Table of Contents
loading

Related Manuals for Philips LC7.1L LA

Summary of Contents for Philips LC7.1L LA

  • Page 1: Table Of Contents

    All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. Published by WS 0771 BU CD Customer Service...

  • Page 2: Technical Specifications, Connections, And Chassis Overview

    EN 2 LC7.1L LA Technical Specifications, Connections, and Chassis Overview 1. Technical Specifications, Connections, and Chassis Overview Index of this chapter: 1.1.3 Miscellaneous 1.1 Technical Specifications 1.2 Connection Overview Power supply: 1.3 Chassis Overview - Mains voltage (V : 100 - 240...
  • Page 3 Technical Specifications, Connections, and Chassis Overview LC7.1L LA EN 3 Connection Overview H_17260_033.eps 050707 Figure 1-1 Side and rear I/O connections Note: The following connector color abbreviations are used AV: S-Video (Hosiden): Video Y/C - In (acc. to DIN/IEC 757): Bk= Black, Bu= Blue, Gn= Green, Gy= - Ground Y Grey, Rd= Red, Wh= White, and Ye= Yellow.
  • Page 4 EN 4 LC7.1L LA Technical Specifications, Connections, and Chassis Overview PC - VGA: Video 2fH RGB/YPbPr - In - +5V +5 V 10 - Ground Sync 11 - n.c. 12 - DDC_SDA DDC data 13 - H-sync 0 - 5 V E_06532_002.eps...
  • Page 5 Technical Specifications, Connections, and Chassis Overview LC7.1L LA EN 5 AMBILIGHT INTERFACE PANEL POWER SUPPLY UNIT SIDE I/O PANEL CONTROL BOARD SMALL SIGNAL BOARD LED PANEL H_17261_006.eps 041007 Figure 1-6 PWB/CBA locations (37” and 42” models without 1080p module, ME7 styling)
  • Page 6 EN 6 LC7.1L LA Technical Specifications, Connections, and Chassis Overview 1080p BOLT-ON POWER SUPPLY UNIT PANEL SIDE I/O PANEL CONTROL BOARD SMALL SIGNAL BOARD LED PANEL H_17261_008.eps 041007 Figure 1-8 PWB/CBA locations (52" models, ME7 styling)

  • Page 7: Safety Instructions, Warnings, And Notes

    • Be careful during measurements in the high voltage • Use only lead-free soldering tin Philips SAC305 with order section. code 0622 149 00106. If lead-free solder paste is required, • Never replace modules or other components while the unit please contact the manufacturer of your soldering is switched “on”.

  • Page 8: Directions For Use

    2006 week 17). The 6 last digits contain the reduce heat. serial number. • Mix of lead-free soldering tin/parts with leaded soldering tin/parts is possible but PHILIPS recommends strongly to MADE IN BELGIUM MODEL 32PF9968/10 avoid mixed regimes. If this cannot be avoided, carefully 220-240V 50/60Hz clear the solder-joint from old tin and re-solder with new tin.

  • Page 9: Mechanical Instructions

    Mechanical Instructions LC7.1L LA EN 9 4. Mechanical Instructions Index of this chapter: Notes: 4.1 Cable Dressing • Figures below can deviate slightly from the actual situation, 4.2 Service Positions due to the different set executions. 4.3 Assy/Panel Removal •...
  • Page 10 EN 10 LC7.1L LA Mechanical Instructions H_17261_007.eps 031007 Figure 4-3 Cable dressing (37 and 42” models without 1080p module) G_16860_091.eps 150307 Figure 4-4 Cable dressing (42” models with 1080p module)
  • Page 11 Mechanical Instructions LC7.1L LA EN 11 H_17261_009.eps 031007 Figure 4-5 Cable dressing (52" models) Service Positions The foam bars (order code 3122 785 90580 for two pieces) can be used for all types and sizes of Flat TVs. See figure “Foam bars”...
  • Page 12 EN 12 LC7.1L LA Mechanical Instructions Assy/Panel Removal 4.3.1 Rear Cover Warning: Disconnect the mains power cord before you remove the rear cover. b (1x) 1. Place the TV set upside down on a table top, using the foam bars (see part “Service Position”).
  • Page 13 Mechanical Instructions LC7.1L LA EN 13 4.3.5 Mid-range Speakers 1. Remove the rear cover, as described earlier. 2. Refer to fig. “Mid-range speakers” below. 3. Unplug connectors [1]. 4. Remove T10 parker screws [2]. G_16850_010.eps 110107 Figure 4-14 Mid-range speakers 4.3.6...
  • Page 14 EN 14 LC7.1L LA Mechanical Instructions 4.3.7 1080p Panel 4.3.8 Small Signal Board (SSB) 1. Refer to next figure(s). 1. Remove the rear cover, as described earlier. 2. Unplug cables [a]. Be careful with the LVDS connectors as 2. Refer to figures “SSB removal” below.
  • Page 15 Mechanical Instructions LC7.1L LA EN 15 4.3.10 LCD Panel 6. Remove T10 parker screw [b] that holds the Side I/O module bracket. 7. Remove T10 parker screws [f] of the central sub-frame. 1. Remove the rear cover, as described earlier.

  • Page 16: Service Modes, Error Codes, And Fault Finding

    Instructions on how to enable the CSM can be given set will switch to Stand-by, to indicate that the process has by telephone by either the dealer or the P3C (Philips Customer been completed successfully. Care Center). The CSM displays diagnosis information, which the customer can forward to the dealer/P3C.
  • Page 17 Service Modes, Error Codes, and Fault Finding LC7.1L LA EN 17 During this algorithm, the NVM-content must be filtered, because several items in the NVM are TV-related and not SSB- related (e.g. Model and Prod. S/N). Therefore, “Model” and “Prod. S/N” data is changed into “See Type Plate”.
  • Page 18 EN 18 LC7.1L LA Service Modes, Error Codes, and Fault Finding How to Exit 5. OP (Option Bytes). Used to read-out the option bytes. See Switch the set to STANDBY by pressing the mains button on “Options” in the Alignments section for a detailed the remote control transmitter or on the television set.
  • Page 19 Introduction • Set the screen mode to full screen (all contents on screen ComPair (Computer Aided Repair) is a Service tool for Philips are viewable). Consumer Electronics products. and offers the following: • After leaving the Customer Service Mode, the original 1.
  • Page 20 EN 20 LC7.1L LA Service Modes, Error Codes, and Fault Finding How to Order • Via the blinking LED procedure (when you have no ComPair II order codes: picture). See “The Blinking LED Procedure”. • ComPair II interface: 3122 785 91020.
  • Page 21 Service Modes, Error Codes, and Fault Finding LC7.1L LA EN 21 2. This error means: no I2C device is responding to the TV Main Software Upgrade particular I2C bus. Possible causes: SCL/SDA shorted to GND, SCL shorted to SDA, or SCL/SDA open (at uP pin).
  • Page 22 EN 22 LC7.1L LA Service Modes, Error Codes, and Fault Finding allow the Service Default Mode and Service Alignment Mode to be accessed. 5.7.3 Replacing the SSB flash IC When you have to replace the SSB flash IC (item 7310), refer to the Spare Parts list for the correct order number.
  • Page 23 Service Modes, Error Codes, and Fault Finding LC7.1L LA EN 23 AC ON Start Up (1) +5VSTBY to be measured +5VSTBY & +3V3STBY Available (1) at PDTC114ET (item 7322) RENEAS POR by +3VSTBY (2) (2) to be measured at pin 4...
  • Page 24 EN 24 LC7.1L LA Service Modes, Error Codes, and Fault Finding Start SEMISTANDBY/ STANDBY Mute Audio BL_ADJ stop dimming (PWM duty cycle 100%) BL_ON_OFF = LOW Wait 300ms 300ms Switch OFF LVDS 20ms Wait 20ms LCD_PWR_ON = LOW Software Shutdown:...
  • Page 25 Service Modes, Error Codes, and Fault Finding LC7.1L LA EN 25 Power Down INT: AC OFF or Transient INT Start Avoid false trigger Poll the Power Down INT for 5 times Mute Audio & VIdeo Notes: 1. Power Down INT will be based on fall edge triggering 2.
  • Page 26 EN 26 LC7.1L LA Service Modes, Error Codes, and Fault Finding Personal Notes: E_06532_012.eps 131004...

  • Page 27: Block Diagrams, Test Point Overview, And

    Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA 6. Block Diagrams, Test Point Overview, and Waveforms Wiring Diagram 26” (ME5P) WIRING 26” (STYLING ME5P) 1684 KEYBOARD CONTROL (1114) LCD DISPLAY (1004) 8C01 LVDS INVERTER INVERTER SUPPLY ONLY FOR LPL...

  • Page 28: Wiring Diagram 26" - 32" (Me7)

    Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Wiring Diagram 26” - 32” (ME7) WIRING 26”- 32” LCD (STYLING ME7) CONTROL: DISPLAY SUPPLY CONTROL: 1. -12VA 1. +24V 1. BL-DIM 2. +12VA 2. +24V 2. PG LCD DISPLAY 3. +24V 3.

  • Page 29: Wiring Diagram Lcd With Ambilight (Me7)

    Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Wiring Diagram LCD with AmbiLight (ME7) WIRING 32” LCD WITH AMBI-LIGHT (STYLING ME7) LCD DISPLAY (1004) 8M82 8404 8402 8401 AMBIENT LIGHT DRIVER LVDS 8C01 1311 1310 8402 8P11 8406 8405...
  • Page 30 Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Wiring Diagram 37” - 42” LCD (ME7) WIRING 37”- 42” LCD (STYLING ME7) LCD DISPLAY (1004) LVDS 8520 8G51 8521 8C01 8P11 X404 X403 X406 X412 MAIN SUPPLY (1005) 8735 ONLY USED...

  • Page 31: Wiring Diagram 37" - 42" Lcd With 1080P (Me7)

    Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Wiring Diagram 37” - 42” LCD with 1080p (ME7) WIRING 37”- 42” LCD 1080p (STYLING ME7) LCD DISPLAY (1004) 8710 LVDS 8520 8521 8G52 1710 1G52 8C01 8P11 1080p BOLT-ON X404...

  • Page 32: Wiring Diagram 42" Lcd With Ambilight (Me7)

    Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Wiring Diagram 42” LCD with AmbiLight (ME7) WIRING 42” LCD WITH AMBI-LIGHT (STYLING ME7) LCD DISPLAY (1004) 8M82 8402 8401 LVDS 8404 8520 AMBIENT LIGHT 8521 8C01 DRIVER 8P11 1311 X406...

  • Page 33: Wiring Diagram 47" - 52" Lcd With 1080P (Me7)

    Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Wiring Diagram 47” - 52” LCD with 1080p (ME7) WIRING 47”- 52” LCD 1080p (STYLING ME7) 1. 24Vinv 2. 24Vinv 3. 24Vinv 4. 24Vinv 1. 12Va 1. -12V( Audio) 1. BL_ADJUST 5.

  • Page 34: Block Diagram Video

    Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Block Diagram Video VIDEO B03A TUNER IF & DEMODULATOR B04B VIDEO PROCESSOR FPGA I/O BANKS 7201 EP2C5F256C7N rxe0n 1113 rxe0p FPGA AMBI_SCL rxe1n CYCLONE II rxe1p AMBI_SDA rxe2n AMBI-LIGHT rxe2p MODULE...

  • Page 35: Block Diagram Audio

    Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Block Diagram Audio AUDIO B03A TUNER IF & DEMODULATOR B04C AUDIO PROCESSOR AUDIO +5VS 7411 +VTUN 7113 MSP4450P-VK-E8 000 Y TDA9886T/V4 1160 UV1338/A DEMODULATOR 1161 SUPPLY VIF1 VIF1 2164 MAIN IF-TER...

  • Page 36: Block Diagram Control & Clock Signals

    Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Block Diagram Control & Clock Signals CONTROL & CLOCK SIGNALS B04B VIDEO PROCESSOR 7204 7202 SVP CX32-LF IS42S16400D-6TL TXCLKn TXCLKn1 DRAM 1Mx16x4 TO DISPLAY TXCLKP TXCLKP1 (LVDS) DQ(0-31) 7203 7206 7205...

  • Page 37: Test Point Overview Ssb (Overview Bot. Side)

    Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Test Point Overview SSB (Overview Bot. Side) F128 D5 F169 E5 F217 A4 F229 A4 F313 B4 F325 A3 F337 A3 F349 B5 F364 B5 F385 A4 F606 F2 F806 E3...
  • Page 38 Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Test Point Overview SSB (Part 1 Bottom Side) Part 1 H_17260_013a.eps 040707...
  • Page 39 Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Test Point Overview SSB (Part 2 Bottom Side) Part 2 H_17260_013b.eps 040707...
  • Page 40 Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Test Point Overview SSB (Part 3 Bottom Side) Part 3 H_17260_013c.eps 040707...
  • Page 41 Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Test Point Overview SSB (Part 4 Bottom Side) Part 4 H_17260_013d.eps 040707...

  • Page 42: I2C Ic's Overview

    Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA I2C IC’s Overview I²C B04A MICROPROCESSOR B06C HDMI B04C AUDIO PROCESSOR B04B VIDEO PROCESSOR B03A TUNER IF & DEMODULATOR +3V3_STBY +3V3_SW 3382 IIC_SDA_up 7321 IIC_SDA SDA2 3378 IIC_SCL_up 7320 IIC_SCL SCL2...

  • Page 43: Supply Lines Overview

    Block Diagrams, Test Point Overview, and Waveforms LC7.1L LA Supply Lines Overview SUPPLY LINES OVERVIEW B06B IO - CINCH DC-DC B03A TUNER IF & DEMODULATOR FPGA LVDS +5V_SW +5V_SW DC POWER SUPPLY +3V3_SW +3V3_SW 1310 1M01 +VDISP 1G51 DC_5V 5159...

  • Page 44: Circuit Diagrams And Pwb Layouts

    Circuit Diagrams and PWB Layouts LC7.1L LA 7. Circuit Diagrams and PWB Layouts AmbiLight Inverter: FPGA Power & Control 1111 A1 7107 F7 1112 C10 F101 F2 FPGA POWER & CONTROL +12V AI 1 AI 1 1113 C1 F107 F3...

  • Page 45: Ambilight Inverter: Fpga I/O Banks

    Circuit Diagrams and PWB Layouts LC7.1L LA AmbiLight Inverter: FPGA I/O Banks 2210 F4 7201-3 FPGA I/O BANKS EP2C5F256C7N 2211 F4 AI 2 AI 2 Φ 2212 F4 2213 F5 BANK2 7201- 4 2214 E3 EP2C5F256C7N IO_C4|LVDS10 IO_B9|LVDS21p 2215 E3 Φ...

  • Page 46: Ambilight Inverter: Fpga Lvds (Ai3)

    Circuit Diagrams and PWB Layouts LC7.1L LA AmbiLight Inverter: FPGA LVDS 1310 A9 F352 A9 1311 A4 F353 A9 FPGA LVDS AI 3 AI 3 1320 A6 F354 A9 +VDISP F314 1321 A6 F355 A8 1322 B6 F356 A8 TO / FROM SSB...

  • Page 47: Ambilight Inverter: Dc/Dc (32" Only)

    Circuit Diagrams and PWB Layouts LC7.1L LA AmbiLight Inverter: DC/DC (32” Only) 2501 C2 2504 B8 2507 C7 2510 C3 3501 B1 3504 B1 3507 D4 3510 C6 3513 B2 3517 B2 3521 B1 5501 A4 6502 B6 6505 B9...
  • Page 48 Circuit Diagrams and PWB Layouts LC7.1L LA Layout AmbiLight Inverter Panel (Top Side) 1111 B3 1117 A3 1323 B4 1329 B3 2117 A3 2126 A3 2132 B3 2501 A2 2509 A2 3115 A3 3124 B3 3320 A4 3326 A4 3332 A4...
  • Page 49 Circuit Diagrams and PWB Layouts LC7.1L LA Layout AmbiLight Inverter Panel (Bottom Side) 2114 A4 2124 A3 2210 A2 2214 A2 2218 A1 2222 A2 2226 A2 2230 A2 2234 A2 2242 A2 2503 A4 3116 A1 3129 A1 3133 A2...

  • Page 50: Ssb: Dc/Dc

    Circuit Diagrams and PWB Layouts LC7.1L LA SSB: DC/DC 1B11 D2 FB29 B3 1C01 A3 FB30 B3 DC - DC 1P11 C3 FB31 B3 2B10 B8 FB32 C2 2B11 B9 FB33 C2 2B12 B4 FB34 C2 2B13 B8 FC25 B3...

  • Page 51: Ssb: Tuner & Demodulator (B03A)

    Circuit Diagrams and PWB Layouts LC7.1L LA SSB: Tuner & Demodulator U2 B4 F169 D8 1104 F6 F170 E13 TUNER IF & DEMODULATOR 1160 A4 F171 G13 B03A B03A 1161 B12 F172 G11 1162 E12 F173 H13 1160 1163 D11...

  • Page 52: Ssb: Micro Processor (B04A)

    Circuit Diagrams and PWB Layouts LC7.1L LA SSB: Micro Processor 1301 B3 3381 G2 F342 I2 1302 I2 3382 E7 F343 I2 1303 I2 3383 F2 F344 I3 MICROPROCESSOR B04A B04A 1304 A9 3384 H2 F345 G10 3L20 100R 1305 I10...

  • Page 53: Ssb: Video Processor (B04B)

    Circuit Diagrams and PWB Layouts LC7.1L LA SSB: Video Processor 1201 D4 3235 E16 I224 C15 1210 H12 3238 E16 I225 C16 1211 I12 3239 K4 I230 E4 VIDEO PROCESSOR 1212 I12 3240 K3 I231 E4 B04B B04B 1213 J12...

  • Page 54: Ssb: Pnx2015: Audio Processor

    Circuit Diagrams and PWB Layouts LC7.1L LA SSB: PNX2015: Audio Processor 1411 B3 2408 A4 AUDIO PROCESSOR B04C B04C 2409 A4 7410 2410 A4 L78L08ACU 2411 A2 +AUDIO_POWER_+12V_DISP F401 4401 2412 A4 +12V_DISP 2413 A6 4402 2414 B2 2415 B3...

  • Page 55: Ssb: Ypbpr & Rear Io (B06A)

    Circuit Diagrams and PWB Layouts LC7.1L LA SSB: YPBPR & Rear IO 1601-1 B3 1601-2 D2 YPBPR & REAR IO B06A B06A 1601-3 B3 1603 F2 1606 B8 1607 C8 1608 D3 1609 C3 1610 C8 1611 D8 1612 D2...

  • Page 56: Ssb: I/O Scart 1 & 2

    Circuit Diagrams and PWB Layouts LC7.1L LA SSB: I/O Scart 1 & 2 1M01 B1 3M70 E10 IM57 F9 IO - CINCH 1M02 H1 3M71 F9 IM58 F9 B06B B06B 1M03-1 A5 3M72 F9 IM59 D9 1M03-2 B5 3M73 F11...

  • Page 57: Ssb: Hdmi (B06C)

    Circuit Diagrams and PWB Layouts LC7.1L LA SSB: HDMI 1810 A1 7812 D7 1811 D1 7813 E7 HDMI B06C B06C 1823 H8 7814 C2 2801 A2 7816 C3 2802 A2 7817-1 E9 +5V_SW 2803 C7 7817-2 D10 2804 A7 7817-3 C9...

  • Page 58: Ssb: Headphone Amp & Muting (B06D)

    Circuit Diagrams and PWB Layouts LC7.1L LA SSB: Headphone Amp & Muting 1900 B7 I914 E1 1901 B2 I915 E2 HEADPHONE AMP & MUTING B06D B06D 2901 A4 I916 E2 2902 A2 I917 E3 2903 B5 I918 E4 2904 C2...

  • Page 59: Ssb: Audio (B07)

    Circuit Diagrams and PWB Layouts LC7.1L LA SSB: Audio 1735 D12 IA21 E4 2A01 B7 IA22 F5 AUDIO 2A02 B9 IA23 C7 2A04 B7 IA24 B7 2A08 B9 IA25 B9 2A09 D5 IA26 B7 2A10 D6 IA27 B9 2A11 D3...

  • Page 60: Ssb: Srp List

    Circuit Diagrams and PWB Layouts LC7.1L LA SSB: SRP List Netname Schematic BACKLIGHT_BOOST B02 (1x) HDMI_Cr(3) B06C (1x) SC1_AUDIO_IN_L B04C (1x) 1.1. Introduction BACKLIGHT_BOOST B04A (1x) HDMI_Cr(4) B04B (1x) SC1_AUDIO_IN_L B06B (1x) BL_ADJUST B02 (1x) HDMI_Cr(4) B06C (1x) SC1_AUDIO_IN_R B04C (1x)
  • Page 61 Circuit Diagrams and PWB Layouts LC7.1L LA Layout Small Signal Board (Overview Top Side) 1104 D6 1306 A8 1609 F6 1900 B9 1M18 F2 2128 D6 2211 C6 2255 D7 2277 D7 2331 A8 2412 C8 2435 C8 2448 C8...
  • Page 62 Circuit Diagrams and PWB Layouts LC7.1L LA Layout Small Signal Board (Part 1 Top Side) H_17260_011a.eps 040707 Part 1 H_17260_011a.eps 040707...
  • Page 63 Circuit Diagrams and PWB Layouts LC7.1L LA Layout Small Signal Board (Part 2 Top Side) Part 2 H_17260_011b.eps 040707...
  • Page 64 Circuit Diagrams and PWB Layouts LC7.1L LA Layout Small Signal Board (Part 3 Top Side) Part 3 H_17260_011c.eps 040707...
  • Page 65 Circuit Diagrams and PWB Layouts LC7.1L LA Layout Small Signal Board (Part 4 Top Side) Part 4 H_17260_011d.eps 040707...
  • Page 66 Circuit Diagrams and PWB Layouts LC7.1L LA Layout Small Signal Board (Overview Bottom Side) 1163 E5 1M24 D2 2161 E7 2205 D4 2225 C5 2239 B4 2276 D4 2293 D4 2324 B5 2602 F1 2819 E4 2848 F3 2865 F4...
  • Page 67 Circuit Diagrams and PWB Layouts LC7.1L LA Layout Small Signal Board (Part 1 Bottom Side) Part 1 H_17260_012a.eps 040707...
  • Page 68 Circuit Diagrams and PWB Layouts LC7.1L LA Layout Small Signal Board (Part 2 Bottom Side) Part 2 H_17260_012b.eps 040707...
  • Page 69 Circuit Diagrams and PWB Layouts LC7.1L LA Layout Small Signal Board (Part 3 Bottom Side) Part 3 H_17260_012c.eps 040707...
  • Page 70 Circuit Diagrams and PWB Layouts LC7.1L LA Layout Small Signal Board (Part 4 Bottom Side) Part 4 H_17260_012d.eps 040707...

  • Page 71: Side A/V Panel

    Circuit Diagrams and PWB Layouts LC7.1L LA Side A/V Panel 1301 A1 S307 F2 1302-1 C1 S308 F2 SIDE FACING SIDE AV 1302-2 D1 S310 E8 1302-3 E1 S311 E8 1303 E1 S312 E8 1304 B9 1308 D9 1309 D7...
  • Page 72 Circuit Diagrams and PWB Layouts LC7.1L LA Layout Side A/V Panel (Top Side) 1301 1302 1303 1304 1308 1309 1310 G_16850_026.eps 3139 123 6229.1 120107 Layout Side A/V Panel (Bottom Side) 2301 A4 2307 A2 2313 A3 3305 A3 3311 A3...

  • Page 73: Keyboard Control Panel (Me7

    Circuit Diagrams and PWB Layouts LC7.1L LA Keyboard Control Panel (ME7) Personal Notes: 1001 C1 1002 C1 KEYBOARD CONTROL 1003 C1 1004 C2 1005 C2 1011 C1 1012 C1 1013 C2 1014 C2 1015 C2 1016 C3 1M01 A4 2001 B3...
  • Page 74 Circuit Diagrams and PWB Layouts LC7.1L LA Layout Keyboard Control Panel (ME7)(Top Side) 1011 A5 1012 A6 1013 A3 1014 A2 1015 A1 1016 A7 1M01 A8 G_16850_028.eps 3139 123 6219.1 120107 Layout Keyboard Control Panel (ME7)(Bottom Side) 2001 A1...

  • Page 75: Keyboard Control Panel (Me5P

    Circuit Diagrams and PWB Layouts LC7.1L LA Keyboard Control Panel (ME5P) Personal Notes: 1309 C2 KEYBOARD CONTROL 1310 C2 1311 C3 1312 C4 1313 C4 1314 C3 1684 B1 3317 B2 3318 B2 3319 B2 3320 B3 3321 B4 3324 B3...
  • Page 76 Circuit Diagrams and PWB Layouts LC7.1L LA Layout Keyboard Control Panel (ME5P)(Top Side) 1309 A1 1310 A3 1311 A5 1312 A7 1313 A8 1314 A4 1684 A1 H_17260_022.eps 3139 123 6275.1 040707 Layout Keyboard Control Panel (ME5P)(Bottom Side) 3317 A8...

  • Page 77: 1080P Panel: On Chip Ucontroller (F1)

    Circuit Diagrams and PWB Layouts LC7.1L LA 1080p Panel: On Chip uController 1101 D8 3110 C7 OCM ON CHIP MICROCONTROLLER 3111 C7 3112 D6 3113 D6 3114 D5 3115 D5 3116 E5 3117 E5 3118 E5 3119 D5 7101-4 GM1601...

  • Page 78: 1080P Panel: Flash & Nvm (F2)

    Circuit Diagrams and PWB Layouts LC7.1L LA 1080p Panel: Flash & NVM 1201 F8 2210 B6 2211 B6 FLASH & NVM 2212 D4 2213 D5 2214 F7 2215 F8 2216 F10 3202-1 D9 3202-2 D9 3202-3 D9 3202-4 D9 3204-1 C9...

  • Page 79: 1080P Panel: Lvds In (F3)

    Circuit Diagrams and PWB Layouts LC7.1L LA 1080p Panel: LVDS In 1302 B12 F346 D6 1G51 C12 F348 D6 2310 B10 F349 E6 LVDS IN 2311 B10 F350 E11 2312 B9 F351 E6 2313 B9 F352 E11 2314 B8 F353 F11...

  • Page 80: 1080P Panel: Lvds Out (F4)

    Circuit Diagrams and PWB Layouts LC7.1L LA 1080p Panel: LVDS Out 1411 B8 1412 C8 LDVS OUT 1413 C8 1414 D8 1415 D8 1416 E8 1417 E8 1418 F8 1419 F8 1420 G8 1G52 B11 +VDISP 2410 B4 2411 B10...

  • Page 81: 1080P Panel: Supply In (F5)

    Circuit Diagrams and PWB Layouts LC7.1L LA 1080p Panel: Supply In 1502 B12 7101-10 F2 1510 F5 7101-11 E5 2511 A2 7101-13 B5 SUPPLY IN 2512 A2 7101-14 E2 2513 A2 7101-2 F10 2514 A2 7101-3 G7 2515 A3 7101-9 A9...

  • Page 82: 1080P Panel: Ddr Sdram (F6)

    Circuit Diagrams and PWB Layouts LC7.1L LA 1080p Panel: DDR SDRAM 2610 A4 7101-12 B8 2611 A2 7601 B3 2612 A2 F610 B2 DDR SDRAM 2613 A2 F611 C2 2614 A2 F612 C2 2615 A2 F613 C2 2616 A3 F614 C2...

  • Page 83: 1080P Panel: Dc Power Supply (F7)

    Circuit Diagrams and PWB Layouts LC7.1L LA 1080p Panel: DC Power Supply 1710 C2 2710 D5 DC POWER SUPPLY 2711 D4 2712 D5 2713 F2 2714 E5 2715 F2 2716 E6 2717 F3 2718 F5 2719 F5 2720 F4 2721 F4...

  • Page 84: Layout 1080P Panel (Top Side) (F8) 83

    Circuit Diagrams and PWB Layouts LC7.1L LA Layout 1080p Panel (Top Side) Layout 1080p Panel (Bottom Side) 2212 C2 2422 A4 2517 C3 2534 C3 2556 C2 2577 D3 2636 C4 2724 D1 3231 C3 3329 C4 3347 D4 3515 C3...

  • Page 85: Front Ir / Led Panel (Me7

    Circuit Diagrams and PWB Layouts LC7.1L LA Front IR / LED Panel (ME7) Personal Notes: 1M01 E1 1M20 E1 IR/LED/LIGHT-SENSOR 1M21 E1 2001 A2 2002 D2 3010 A2 3011 A2 +5V_STANDBY 3012 B4 +5V_STANDBY +5V_STANDBY 3013 B4 3014 B2 3015 C2...
  • Page 86 Circuit Diagrams and PWB Layouts LC7.1L LA Layout Front IR / LED Panel (ME7) (Top Side) Layout Front IR / LED Panel (ME7) (Bottom Side) 2001 C2 3014 B2 3020 C3 4005 C2 4015 C4 6014 D4 2002 B1 3015 B1...

  • Page 87: Front Ir / Led Panel (Me5P

    Circuit Diagrams and PWB Layouts LC7.1L LA Front IR / LED Panel (ME5P) Layout Front IR / LED Panel (ME5P) (Top Side) 1870 A1 6801 A3 6805 A3 7802 A3 IR/LED/LIGHT-SENSOR FOR ITV +5V_STBY 3805 220R +5V_STBY I807 3802 6805...
  • Page 88 Circuit Diagrams and PWB Layouts LC7.1L LA Personal Notes: E_06532_013.eps 131004...

  • Page 89: Alignments

    Alignments LC7.1L LA EN 89 8. Alignments Index of this chapter: 8.3.1 Tuner Adjustment (RF AGC Take Over Point) 8.1 General Alignment Conditions 8.2 Hardware Alignments Purpose: To keep the tuner output signal constant as the input 8.3 Software Alignments signal amplitude varies.
  • Page 90 EN 90 LC7.1L LA Alignments • When finished return to the SAM root menu and press Option Settings STANDBY on the RC to store the aligned values to the NVM. 8.4.1 Introduction Table 8-2 Tint settings The microprocessor communicates with a large number of I ICs in the set.
  • Page 91 Alignments LC7.1L LA EN 91 Table 8-3 Option codes OP1...OP7 Option Byte Sets 12NC Sets Type number Panel Type Panel Code (Decimal) 867 0000 26291 26PFL5332/78 LPL: LC260WX2-SLB2 AUO: T260XW03 V1 CMO: V260B1-L03 867 0000 30975 32PFL5332/78 LPL: LC320W01-SL06 AUO: T315XW02 VD...
  • Page 92 EN 92 LC7.1L LA Alignments Option Bit Overview Below find an overview of the Option Codes on bit level. Table 8-4 Option codes at bit level (OP1-OP4) Option Byte & Bit Dec. Value Option Name Description Byte OP1 Bit 7 (MSB)
  • Page 93 Alignments LC7.1L LA EN 93 Table 8-5 Option codes at bit level (OP5-OP7) Option Byte & Bit Dec. Value Option Name Description Byte OP5 Bit 7 (MSB) NVM_CHECK ON = NVM (range) checking is available OFF = NVM (range) checking is not available...

  • Page 94: Circuit Descriptions, Abbreviation List, And Ic Data Sheets

    EN 94 LC7.1L LA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9. Circuit Descriptions, Abbreviation List, and IC Data Sheets Index of this chapter: 9.1 Introduction 9.2 LCD Power Supply 9.3 DC/DC converters 9.4 Front-End 9.5 Video Processing 9.6 Memory addressing 9.8 Audio Processing...
  • Page 95 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.1L LA EN 95 9.1.1 SSB Cell Layout AUDIO CLASS D DC-DC CONVERSION RENEAS TRIDENT VIDEO PROC. IF DEM HYBRID TUNER VIF SAW SIF SAW HDMI H_17260_038.eps 05077 Figure 9-1 SSB top view...
  • Page 96 Three different PSU can be used in this chassis: • 26 and 32 inch sets use a “Delta” PSU • 37 and 42 inch sets use a “PPS” (Philips Power Solutions) (n.a. for LC7.xH) • 47 inch sets use a “Delta” PSU.
  • Page 97 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.1L LA EN 97 Table 9-2 SAW filter diversity Table 9-6 Pin assignment hybrid tuner SAW filter Switching Y/N Region Video/Audio number Description DC voltage (V) OFWK3953M Europe Video n.c. OFWK9656M Europe...
  • Page 98 EN 98 LC7.1L LA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.5.1 Video Application A n a lo g u e C V B S _ R F C V B S 1 F ro n t E n d...
  • Page 99 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.1L LA EN 99 1080p Panel (if present) 9.8.1 Audio Application In the LC7.x chassis with 1080p full-HD LCD panel (e.g. the MSP 4450P 42PFL7662D), an extra module called “1080p panel” is...
  • Page 100 EN 100 LC7.1L LA Circuit Descriptions, Abbreviation List, and IC Data Sheets By comparing the input voltage to a triangle wave, the amplifier • Integrated HDCP decryption engine increases duty cycle to increase output voltage, and decreases • Built-in pre-programmed HDCP keys for highest level of duty cycle to decrease output voltage.

  • Page 101: Abbreviation List

    Multiplexing; A multiplexing technique the customers wishes that distributes the data to be LATAM LATin AMerica transmitted over many carriers LC07 Philips chassis name for LCD TV 2007 Customer Service Mode project CVBS Composite Video Blanking and Liquid Crystal Display Synchronization...
  • Page 102 4.406250 MHz and 4.250000 MHz Sound Intermediate Frequency SMPS Switch Mode Power Supply SouND SOPS Self Oscillating Power Supply S/PDIF Sony Philips Digital InterFace SRAM Static RAM Small Signal Board STBY Stand-by SVHS Super Video Home System Sub Woofer / SoftWare...

  • Page 103: Ic Data Sheets

    Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.1L LA EN 103 9.11 IC Data Sheets This section shows the internal block diagrams and pin layouts of ICs that are drawn as “black boxes” in the electrical diagrams (with the exception of “memory” and “logic” ICs).
  • Page 104 EN 104 LC7.1L LA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.11.2 Diagram B06C, Type UDA1334ATS (IC7810) (audio DAC) Block Diagram V DDD V SSD PLL0 DIGITAL INTERFACE DATAI DE-EMPHASIS UDA1334ATS SYSCLK/PLL1 SFOR1 MUTE SFOR0 INTERPOLATION FILTER DEEM/CLKOUT NOISE SHAPER...
  • Page 105 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.1L LA EN 105 9.11.3 Diagram B07, Type TDA8932T (IC7A01) (audio amplifier) Block Diagram BOOT1 OSCILLATOR DDP1 IN1P DRIVER HIGH OUT1 CTRL MODULATOR DRIVER SSP1 IN1N MANAGER BOOT2 INREF DDP2 IN2P DRIVER...
  • Page 106 EN 106 LC7.1L LA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.11.4 Diagram B04B, Type SVP CX32 (IC7202) (Trident video processor) Block Diagram 16/32 5 CVBS UMAC Noise Memory Control Reduction 2 Chroma CRTC PC RGB x 1 10bit Gama...
  • Page 107 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC7.1L LA EN 107 9.11.5 Diagram B04C, Type MSP4450P (IC7411) (Micronas sound processor) Block Diagram Loud- Sound IF1 Pre- speaker DAC/ modulator processing Sound Sound IF2 High- Processing Resolution Center internal /...

  • Page 108: Spare Parts List

    EN 108 LC7.1L LA Spare Parts List 10. Spare Parts List Sets Listed per Model Number 1004 9322 230 03682 LC320W01-SL06 0822 HDMI-2 SW Download from website 1014 3139 268 04461 Keyboard assy [E] 1004 9322 246 96682 LC370WX1-SLB1 1016...
  • Page 109 Spare Parts List LC7.1L LA EN 109 1004 9322 249 09682 LCD LC420WX5-SLD1 2217 3198 035 21030 10nF 16V 0402 3344 3198 031 02290 22Ω 5% 0.1W 0402 1005 3122 427 24573 Power Supply Unit 2218 2020 552 96448 1μF 10% 16V 0805 3345 3198 031 02290 22Ω...
  • Page 110 EN 110 LC7.1L LA Spare Parts List 2228 3198 017 31040 100nF 20% 50V 0603 2418 3198 017 33310 330pF 50V X7R 0603 Small Signal Board [B] 2229 3198 027 02290 Jumper 0603 2419 3198 017 31040 100nF 20% 50V 0603 2230 2020 552 00291 10μF 20% 6V3 0603...
  • Page 111 Spare Parts List LC7.1L LA EN 111 2907 3198 017 44740 470nF 10V 0603 3126 3198 021 31810 180Ω 5% 0.062W 0603 3384 3198 021 32290 22Ω 5% 0603 2908 3198 017 32240 220nF 20% 10V 0603 3127 3198 021 35620 5.6kΩ 5% 0.062W 0603 3385 3198 021 34730 47kΩ...
  • Page 112 EN 112 LC7.1L LA Spare Parts List 3915 3198 021 31020 1kΩ 5% 0.062W 0603 4175 3198 021 90030 Jumper 0603 3916 3198 021 31020 1kΩ 5% 0.062W 0603 4204 3198 021 90030 Jumper 0603 3917 3198 021 31020 1kΩ 5% 0.062W 0603...
  • Page 113 Spare Parts List LC7.1L LA EN 113 1303 2422 026 04747 Socket phone 1p f 1304 2422 025 10655 Connector 11p m IR & LED Panel [J] Various 2301 3198 016 34790 47pF 10% 50V 0603 1M01 2422 025 10775 Connector 3p m...

  • Page 114: Revision List

    EN 114 LC7.1L LA Revision List 11. Revision List Manual xxxx xxx xxxx.0 • First release. Manual xxxx xxx xxxx.1 • All Chapters: 52” versions and 1080p module added • Chapter 1 and 4: Mecanical data added for new types.

Table of Contents